package org.ww.edu.service;

import org.ww.edu.bean.Video;
import com.baomidou.mybatisplus.extension.service.IService;

/**
 * <p>
 * 课程视频 服务类
 * </p>
 *
 * @author ww
 * @since 2020-10-23
 */
public interface VideoService extends IService<Video> {

    void deleteByCourseId(String courseId);
}
